Colour

#2B0800

#2B0800
Red
Dark
Nearest: Black

#2B0800 is a red with RGB values 43, 8, 0 and HSL 11°, 100%, 8%. It is a dark colour, so white text on it reaches 18.5:1 contrast (AAA for normal text). The nearest named colour is Black.

Colour values

#2B0800#2B0800

HEX#2B0800

RGBrgb(43, 8, 0)

RGB (0–1)0.1686, 0.0314, 0

RGB percentages16.9%, 3.1%, 0%

HSLhsl(11.2, 100%, 8.4%)

HSV / HSBhsv(11.2, 100%, 16.9%)

CMYK0%, 81.4%, 100%, 83.1%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer2,820,096

CSS custom property--colour: #2B0800;

Brightness & contrast

Relative luminance0.00687WCAG 2.x, 0 is black and 1 is white

Perceived brightness24.3 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 18.46:1

Contrast with white18.46:1WCAG normal text: AAA

Contrast with black1.14:1WCAG normal text: Fail

Greyscale equivalent#0F0F0F

Inverted#D4F7FF

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#120F00no red cones; affects about 1% of men; ΔE 18.3 from the original

Deuteranopia#1B1700no green cones; the most common form, about 1% of men; ΔE 18.8 from the original

Tritanopia#310106no blue cones; rare, and affects men and women equally; ΔE 7.7 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text18.46:1WCAG large text: AAA

Contrast with black, large text1.14:1WCAG large text: Fail

Named colours

Black · ΔE 20.3 Dark slate grey · ΔE 40.2 Dim grey · ΔE 42.8 Saddle brown · ΔE 45.3 Maroon · ΔE 46.5 Sienna · ΔE 47.4

Nearest named CSS colourBlack (#000000)ΔE 20.32, a distinctly different colour

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

base +30°+90°+120°+180°+210°+240°+270°+330°

Complementary#00232B

Analogous#2B000D, #2B1E00

Triadic#002B08, #08002B

Split complementary#002B1D, #000E2B

Tetradic#0D2B00, #00232B, #1D002B

Tints, shades & saturation

+40%+30%+20%+10%base -10%-20%-30%-40%

Lighter +40%#F72E00

Lighter +30%#C42400

Lighter +20%#911B00

Lighter +10%#5E1100

Darker −10%#000000

Darker −20%#000000

Darker −30%#000000

Darker −40%#000000

More saturated +25%#2B0800

Less saturated −25%#260B05

Channel breakdown

R43

Red43 (16.9%)

Green8 (3.1%)

Blue0 (0%)

Hue11.16°

Saturation (HSL)100%

Lightness8.43%

Dominant channelRed

Hex per channelR 2B · G 08 · B 00

Keep nerding

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#2B0800

Colour values

Brightness & contrast

Colour vision & accessibility

Named colours

Colour harmonies

Tints, shades & saturation

Channel breakdown

Keep nerding

Harmonies

Lighter and darker

Similar named colours

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